Yurlok of Scorch Thrash + Umbral Mantle + Heartstone

Prerequisites

• Umbral Mantle attached to Yurlok of Scorch Thrash.
• Yurlok of Scorch Thrash does not have summoning sickness.

Steps

1. 1Activate Yurlok of Scorch Thrash by paying and tapping it, causing each player to add
2. 2Activate Yurlok of Scorch Thrash by paying and untapping it, causing itself to get +2/+2 until end of turn.
3. 3Repeat an arbitrarily large amount of times.
4. 4Move to your next step or phase, causing each player to lose life equal to the amount of unspent mana in their mana pool.
5. 5Each player whose mana pool contained an amount of mana equal to or greater than their life total loses the game due to having 0 or less life.

Effects

• Infinite black mana for opponents
• Infinite green mana for opponents
• Infinite lifeloss
• Infinite red mana for opponents
• Infinitely large creature until end of turn